Home / 3,017.81-4,529.43-1,786.34

Finding the Fourth Proportional to 3,017.81, 4,529.43 and 1,786.34

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Solution

The fourth proportional to 3,017.81, 4,529.43 and 1,786.34 is: 2,681.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.81 : 4,529.43 = 1,786.34 : x
  2. Step 2: Convert to fraction form
    3,017.81/4,529.43 = 1,786.34/x
  3. Step 3: Cross multiply
    3,017.81x = 4,529.43 × 1,786.34
  4. Step 4: Simplify right side
    3,017.81x = 8,091,101.99
  5. Step 5: Solve for x
    x = 8,091,101.99/3,017.81
  6. Step 6: Final answer
    x = 2,681.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.